Mathematician:Henry Maurice Sheffer
American logician famous for proving in $1913$ that the logical NAND operator is functionally complete. (This had previously been noted by Charles Sanders Peirce in $1880$ but not published till $1933$.)
Polish, born in Ukraine. Emigrated to USA as a child.
- Born: September 1, 1882, Western Ukraine
- Died: 1964
Theorems and Definitions
Definitions of concepts named for Henry Maurice Sheffer can be found here.